WO2021107399A1 - Collecteur de poussière de type à aspiration - Google Patents

Collecteur de poussière de type à aspiration Download PDF

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Publication number
WO2021107399A1
WO2021107399A1 PCT/KR2020/014097 KR2020014097W WO2021107399A1 WO 2021107399 A1 WO2021107399 A1 WO 2021107399A1 KR 2020014097 W KR2020014097 W KR 2020014097W WO 2021107399 A1 WO2021107399 A1 WO 2021107399A1
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WO
WIPO (PCT)
Prior art keywords
collector electrode
electrode part
plate
suction
collector
Prior art date
Application number
PCT/KR2020/014097
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English (en)
Korean (ko)
Inventor
이동훈
이민호
설동규
Original Assignee
(주)선재하이테크
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Filing date
Publication date
Application filed by (주)선재하이테크 filed Critical (주)선재하이테크
Publication of WO2021107399A1 publication Critical patent/WO2021107399A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/02—Plant or installations having external electricity supply
    • B03C3/04—Plant or installations having external electricity supply dry type
    • B03C3/06—Plant or installations having external electricity supply dry type characterised by presence of stationary tube electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/36—Controlling flow of gases or vapour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/36—Controlling flow of gases or vapour
    • B03C3/368—Controlling flow of gases or vapour by other than static mechanical means, e.g. internal ventilator or recycler
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B03C3/41—Ionising-electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions
    • B03C3/45—Collecting-electrodes
    • B03C3/49—Collecting-electrodes tubular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/66—Applications of electricity supply techniques
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/82—Housings

Definitions

  • the present invention relates to a suction type dust collector, and more particularly, to a suction type dust collector for collecting dust by charging dust particles in the air.
  • an electrostatic precipitator is a device that charges particles such as dust and liquid mist by corona discharge using electrostatic force, and moves and collects the particles on the surface of a dust collecting electrode by an electric field. Since the electrostatic precipitator collects by electrostatic force, it is more effective in collecting particles with a particle diameter smaller than 10 to 20 ⁇ m compared to a mechanical dust collector.
  • the electrostatic precipitator can effectively collect ultrafine particles.
  • Such an electrostatic precipitator is used in various fields by ionizing the dust of very fine particles in a clean room for a manufacturing process of semiconductors or LCDs, and trapping and collecting dust on each electrode.
  • Japanese Laid-Open Patent Publication No. 2008-18340 discloses a structure in which wire-shaped electrodes to which + and - high voltages are alternately applied are arranged horizontally, but by applying an adhesive or the like to the surface of the wire-shaped electrodes, floating matter There was a problem that it was difficult to clean because it was collected. Accordingly, when the electrode part is used once and needs to be replaced, recycling is not easy, and while a high voltage electrode is used, stable operation is not guaranteed because a stabilizer is not provided, and there is also a dangerous problem in use.
  • wire-type rod electrodes are spaced apart from each other to face a plate-shaped electrode having a plurality of holes perforated to improve the collecting performance of floating matter.
  • a float collection device was posted.
  • the prior art has the advantage of improving the efficiency of dust collection compared to the prior art and implementing it in a thin shape so that it can be efficiently arranged and utilized in a clean room with space restrictions, but for cleaning, the emitter electrode part and the collector electrode part
  • the process of separating the protective plate made of insulating material must be preceded inevitably, and at the same time, a separate tool is required for the separation, causing inconvenience and danger to the operator.
  • suction type dust collection that can greatly improve the dust particle collection performance of the electrode part by making the charging of the dust particles more smoothly through structural improvement of the electrode part to provide the device.
  • Another object of the present invention is to provide a suction type dust collector that allows a cell assembly including an electrode part to be stably and easily separated from a cover housing without a separate tool.
  • Another object of the present invention is to provide a suction type dust collector with enhanced stability in various aspects.
  • the object of the present invention is not limited to the object mentioned above, and other objects not mentioned will be clearly understood from the description below.
  • a cell assembly comprising: a collector electrode part having a cylindrical shape having a hollow through which sucked air passes; and an emitter electrode part disposed to pass through the hollow of the collector electrode part; A front plate having an opening through which air is sucked in, a rear plate spaced apart from the front plate and having a plurality of fan insertion holes, a bottom plate and a side plate connecting the lower and side edges of the front plate and the rear plate, respectively; a cover housing including an upper plate selectively opening and closing the upper portions of the front plate and the rear plate; a suction assembly including a suction fan provided at a position corresponding to the fan insertion hole of the rear plate to guide the flow of air rearward; and a power supply unit for applying power having opposite polarities to the emitter electrode unit and the collector electrode unit.
  • the collector electrode part is porous in a predetermined pattern, so that the surrounding air is sucked through the pore by the flow rate of the air passing through the hollow of the collector electrode part.
  • a plurality of the collector electrode parts are integrated in a matrix form, and the emitter electrode part has a wire shape elongated in a longitudinal direction and is arranged to correspond to each of the plurality of collector electrode parts.
  • the emitter electrode part is repeatedly bent, and it is characterized in that it continuously passes through the hollow of each of the plurality of integrated collector electrode parts and is arranged in series.
  • the cell assembly further includes a frame-shaped frame that surrounds and supports the periphery of the integrated collector electrode part.
  • the collector electrode in the shape of a long cylinder and the emitter electrode in the shape of a wire to pass through the inside of the cylinder, the charging of dust particles can be made more smoothly and the dust particle collection performance of the electrode part can be greatly improved.
  • the cell assembly including the collector electrode part and the emitter electrode part can be stably and easily separated from the cover housing without a separate tool, maintenance is easy.
  • FIG. 1 is a perspective view showing a suction type dust collector according to an embodiment of the present invention
  • FIG. 2 is an exploded perspective view of a suction type dust collector according to an embodiment of the present invention
  • FIG. 3 is a perspective view showing a cell assembly according to an embodiment of the present invention.
  • FIG. 4 is a conceptual diagram illustrating a charging principle of a collector electrode part and an emitter electrode part according to an embodiment of the present invention.
  • the suction type dust collector includes a cell assembly 100 that performs a dust collection function by largely charging surrounding dust particles using corona discharge, and the A cover housing 300 accommodating the cell assembly 100 , a suction assembly 500 forming an inflow airflow of air containing dust into the cover housing 300 , and a high voltage selectively to the cell assembly 100 . It includes a power supply (not shown) for applying the.
  • the cell assembly 100 includes a collector electrode part 120 having a hollow cylindrical shape through which sucked air passes, and an emitter electrode part 140 disposed to pass through the hollow of the collector electrode part 120 . do.
  • the collector electrode unit 120 may be made of a conductive material such as a metal such as stainless steel or a conductive polymer material in order to enable efficient charging, and a (+) power is applied through a high voltage transformer formed in the power supply unit. It is charged with the (+) electrode.
  • a conductive material such as a metal such as stainless steel or a conductive polymer material
  • the collector electrode part 120 is porous in a predetermined pattern, so that the surrounding air can be sucked through the pores by the flow rate of the air passing through the hollow of the collector electrode part 120 . . Accordingly, it goes without saying that the dust collection performance can be greatly improved by allowing the air to flow smoothly and the dust particles outside the collector electrode part 120 to be sucked and collected.
  • the emitter electrode unit 140 may be made of a SUS wire having a diameter of 0.015 mm, which is made of a conductive material such as a metal such as stainless steel, a conductive polymer material, etc., and has a particularly fine thickness to facilitate concentration of an electric field, and the high voltage of the power supply unit When (-) power is applied via the transformer, it is charged with the (-) electrode.
  • the electric field concentration point is concentrated in the discharge of the emitter electrode unit 140 , and electric charges are moved to the peripheral portion of the collector electrode unit 120 , and the emitter electrode unit 140 is surrounded by the Coulomb force. An ion wind directed toward the collector electrode part 120 is formed.
  • corona discharge is made by the potential difference between the emitter electrode part 140 and the collector electrode part 120, and the emitter electrode part 140 of (-) polarity by the Coulomb force by charging a basically neutral floating object.
  • the (+) polarity floats, and the (+) polarity collector electrode part 120 attracts the (-) polarity floats and collects suspended matter such as dust in the air.
  • a plurality of the collector electrode parts 120 are integrated in a matrix form, and the emitter electrode part 140 is formed in the form of a wire elongated in the longitudinal direction and disposed to correspond to each of the plurality of collector electrode parts 120 . It is preferable to be
  • the emitter electrode unit 140 is repeatedly bent while continuously passing through the hollows of each of the plurality of integrated collector electrode units 120 and disposed in series. of dust particles can be easily collected.
  • the wire-shaped emitter electrode part 140 passes through the hollow center of the cylindrical collector electrode part 120, the collector electrode part 120 and the emitter electrode part 140 ), and electrons move from the emitter electrode part 140 to the collector electrode part 120 (radially) to charge the dust particles in the air.
  • the cell assembly 100 may further include a frame-shaped frame that surrounds and supports the periphery of the integrated collector electrode unit 120 , and the frame includes the collector electrode unit 120 and the emitter electrode unit.
  • the cell assembly 100 including the 140 can be modularized, and separation and assembly for cleaning are simple.
  • the cell assembly 100 includes a protection panel 110 that blocks the cell assembly 100 to which a high voltage is applied from external contact in order to prevent a safety accident in advance.
  • the protective panel 110 is a panel made of an insulating material having a plurality of through holes to ensure the flow of air, and has been conventionally provided in a way that is fixed to the front and rear surfaces of the cover housing or is directly coupled to the cell assembly. In this case, trouble occurred during the maintenance process. Accordingly, in the present invention, the protection panel 110 is disposed between the front plate 310 and the cell assembly 100 so that it can be configured more independently and stably. That is, in the process of separating the cell assembly 100 from the cover housing 300 for cleaning, it is formed so as not to apply a separate operation to the protection panel 110 , thereby simplifying the maintenance process, and also the emitter electrode unit 140 . The distance between the and the protection panel 110 is spaced apart so that there is no restriction on the flow of air.
  • the present invention provides a permanent magnet (not shown) that generates and maintains a stable magnetic field without receiving electrical energy from the outside to additionally collect dust particles using the above-described cell assembly 100 as well as suspended metal materials. ) may be further included.
  • a plurality of the permanent magnets are provided along the periphery of the protection panel 110 , or a plurality of permanent magnets are provided along the periphery of the cover housing 300 to be described later, and the metal introduced along the airflow by the suction fan 520 of the suction assembly 500 . Allow suspended matter to adhere.
  • the cover housing 300 includes a front plate 310 having an opening through which air is sucked, a rear plate 330 spaced apart from the front plate 310 and having a plurality of fan insertion holes, and the front plate 310 . and a bottom plate 370 and a side plate 350 connecting the lower and side edges of the rear plate 330, respectively, and a top plate selectively opening and closing the upper portions of the front plate 310 and the rear plate 330 (390).
  • this configuration includes a front cover portion including a front plate 310 , a bottom plate 370 and a side plate 350 , and a rear surface including a rear plate 330 and an upper plate 390 . It can be explained by separating the cover part.
  • the front cover portion corresponds to the front side of the cell assembly 100 and includes a front plate 310 having an opening to allow outside air to flow in, and a bottom plate 370 rearward along the edge of the front plate 310, respectively. ) and the side plate 350 are bent and extended.
  • a high voltage input terminal capable of supplying a high voltage to each of the collector electrode part 120 and the emitter electrode part 140 may be provided on one side of the side plate 350, and the high voltage input terminal is a collector electrode part ( 120 ) and the emitter electrode unit 140 , respectively, to receive high-voltage power from a power supply, which will be described later, and become a medium capable of delivering it to the cell assembly 100 .
  • the rear cover part is spaced apart from the front plate 310 and disposed in parallel, the rear plate 330 having a plurality of fan insertion holes used as a space into which a suction fan 520 to be described later can be inserted, and the front plate 310 .
  • the top plate 390 is rotated, the upper part of the cover housing 300 is opened, and the cell assembly 100 is assembled and detached through this part, so that the top plate 390 is rotated to the cell assembly 100. It is desirable to ensure a length enough to not interfere with the flow of
  • the cell assembly 100 is prevented in advance from being damaged in the process of being physically inserted into the inner space of the cover housing 300, or is more stably disposed in the inner space of the cover housing after insertion.
  • a plurality of guide brackets may be additionally provided on the cover housing 300 .
  • the guide bracket is formed to protrude from the inner wall of the cover housing 300 toward the inner space in which the cell assembly 100 is disposed, so that the protruding portion comes into contact with the frame 160 of the cell assembly 100 to apply a predetermined pressure. This allows for stable support.
  • the guide bracket may be formed to protrude from the inner wall of each of the top plate 390, the bottom plate 370, and the side plates 350 toward the inside of the cover housing 300, and the guide bracket is provided with an elastic part.
  • a stable arrangement state may be maintained in the inner space of the cover housing 300 by preventing excessive pressure from being applied to the cell assembly 100 and pressing with an appropriate level of force.
  • the cell assembly 100 is fixedly disposed inside the cover housing 300 at a position not in direct contact with the inner wall of the cover housing 300 . Due to this, a space that guarantees the flow of air for dust collection is provided, which is directly related to dust collection performance.
  • the suction assembly 500 basically includes a suction fan 520 and a fan cover 540 .
  • the suction fan 520 is provided at positions corresponding to the plurality of fan insertion holes formed in the rear plate 330 to guide the flow of air rearward, and the fan cover 540 is inserted into the fan from the rear surface of the rear plate 330 . It is formed to cover the ball to cover the exposure of the suction fan 520 and is formed to have a filter performance that can block the external discharge of foreign substances to a certain level. As the suction fan 520 is provided, the flow of air is induced to enable more efficient dust collection.
  • a pipe and an ozone reduction filter may be included to effectively remove ozone generated during the dust collection process in the cell assembly 100 .
  • the pipe is connected from the rear of the plurality of suction fans 520 to the ozone reduction filter so that the air inside the cover housing 300 can be collected by the ozone reduction filter without leakage, and the ozone reduction filter is the air introduced through the pipe.
  • It may be a space that provides a certain level of high-temperature and high-pressure conditions for natural reduction and extinction, or a catalytic filter that decomposes ozone into oxygen by the catalysis of transition metal oxides.
  • the suction-type floating matter collecting device of the present invention can minimize harm to the body, and thus can be stably applied not only for industry but also for home use.
  • the power supply unit and the emitter electrode unit 140 and the collector electrode unit 120 apply power of opposite polarities to each other, and the power input from the outside passes through a fuse and a main power switch that cuts off overload. and supplied to a DC converter.
  • the DC power converted by the DC converter is supplied to the emitter electrode unit 140 and the collector electrode unit 120 through the main PCB and the high voltage transformer via the safety switch.
  • the safety switch may control the application of power to the cell assembly 100 by interworking with a plurality of sensors that detect whether the protection panel 110 is coupled or whether the top plate 390 is opened or closed.
  • the safety switch is controlled so that power is not supplied to the emitter electrode unit 140 and the collector electrode unit 120 by receiving a coupling release signal and an open signal from any one of the plurality of sensor units.
  • the sensor unit may be implemented by sensing whether each component is physically coupled using a contact sensor, a pressure sensor, etc., and may be formed in various other ways, such as a device that is switched according to pressure.
  • the collector electrode in the shape of a long cylinder and the emitter electrode in the shape of a wire to pass through the inside of the cylinder, the charging of dust particles can be made more smoothly and the dust particle collection performance of the electrode part can be greatly improved.
  • the cell assembly including the collector electrode part and the emitter electrode part can be stably and easily separated from the cover housing without a separate tool, maintenance is easy.

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  • Electrostatic Separation (AREA)

Abstract

La présente invention concerne un collecteur de poussière de type à aspiration qui peut faciliter le chargement de particules de poussière grâce à une amélioration structurelle d'une partie électrode, améliorant ainsi considérablement la performance de collecte de particules de poussière de la partie électrode. Le collecteur de poussière de type à aspiration comprend : un ensemble de cellules comprenant des parties électrode de collecte ayant une forme cylindrique creuse à travers laquelle passe l'air aspiré, et des parties électrode d'émission disposées pour passer à travers les creux des parties électrode de collecte ; un logement de couvercle comprenant une plaque avant ayant une ouverture à travers laquelle l'air est aspiré, une plaque arrière espacée de la plaque avant et ayant une pluralité de trous d'insertion de ventilateur, une plaque inférieure et des plaques latérales qui relient respectivement les bords inférieurs et latéraux des plaques avant et arrière, et une plaque supérieure ouvrant et fermant sélectivement les parties supérieures de la plaque avant et de la plaque arrière ; un ensemble d'aspiration comprenant des ventilateurs d'aspiration disposés à des positions correspondant aux trous d'insertion de ventilateur de la plaque arrière pour guider le flux d'air vers l'arrière ; et une unité d'alimentation électrique destinée à appliquer une énergie électrique ayant des polarités opposées aux parties électrode d'émission et aux parties électrode de collecte.
PCT/KR2020/014097 2019-11-28 2020-10-15 Collecteur de poussière de type à aspiration WO2021107399A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0155334 2019-11-28
KR20190155334 2019-11-28

Publications (1)

Publication Number Publication Date
WO2021107399A1 true WO2021107399A1 (fr) 2021-06-03

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ID=75995395

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/014097 WO2021107399A1 (fr) 2019-11-28 2020-10-15 Collecteur de poussière de type à aspiration

Country Status (2)

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CN (1) CN112844839A (fr)
WO (1) WO2021107399A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050119843A (ko) * 2004-06-17 2005-12-22 삼성전자주식회사 공기 정화기
KR20100113657A (ko) * 2009-04-14 2010-10-22 (주)선재하이테크 부유물 포집장치
KR101669391B1 (ko) * 2016-02-04 2016-10-25 주식회사 엔아이티코리아 전기 집진필터 제조방법 및 그 방법에 의해 제조된 전기 집진필터
KR20170108637A (ko) * 2016-03-18 2017-09-27 (주)선재하이테크 흡입형 부유물 포집 장치
KR101890643B1 (ko) * 2018-05-02 2018-08-22 이종현 집진 필터 및 이를 이용하는 전기 집진 장치

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Publication number Priority date Publication date Assignee Title
CN106622670B (zh) * 2016-11-21 2023-05-12 辽宁国泰众欣环保科技有限公司 一种蜂巢式电场智能型清洗装置
CN109078756B (zh) * 2018-07-30 2024-06-25 珠海格力电器股份有限公司 一种多维度电晕电极结构及静电式除尘器
CN109365132B (zh) * 2018-12-05 2024-10-08 刘让宗 一种具有复合层式电场的静电式油烟净化装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050119843A (ko) * 2004-06-17 2005-12-22 삼성전자주식회사 공기 정화기
KR20100113657A (ko) * 2009-04-14 2010-10-22 (주)선재하이테크 부유물 포집장치
KR101669391B1 (ko) * 2016-02-04 2016-10-25 주식회사 엔아이티코리아 전기 집진필터 제조방법 및 그 방법에 의해 제조된 전기 집진필터
KR20170108637A (ko) * 2016-03-18 2017-09-27 (주)선재하이테크 흡입형 부유물 포집 장치
KR101890643B1 (ko) * 2018-05-02 2018-08-22 이종현 집진 필터 및 이를 이용하는 전기 집진 장치

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